Search (2270 results, page 1 of 114)

  • × language_ss:"e"
  1. Camden, B.P.B.; Intner, S.S.; Hill, J.S.; Reynolds, R.R.; Garrison, W.A.: Reflections on cataloging leadership (2008) 0.12 
    0.12451494 = product of:
  0.24902987 = sum of:
    0.24902987 = sum of:
      0.20159927 = weight(_text_:r.r in 2547) [ClassicSimilarity], result of:
        0.20159927 = score(doc=2547,freq=2.0), product of:
          0.31592482 = queryWeight, product of:
            7.2195506 = idf(docFreq=87, maxDocs=44218)
            0.043759625 = queryNorm
          0.63812417 = fieldWeight in 2547, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            7.2195506 = idf(docFreq=87, maxDocs=44218)
            0.0625 = fieldNorm(doc=2547)
      0.047430605 = weight(_text_:22 in 2547) [ClassicSimilarity], result of:
        0.047430605 = score(doc=2547,freq=2.0), product of:
          0.15323876 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.043759625 = queryNorm
          0.30952093 = fieldWeight in 2547, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.0625 = fieldNorm(doc=2547)
  0.5 = coord(1/2)
    Date
    10. 9.2000 17:38:22
  2. Ackermann, E.: Piaget's constructivism, Papert's constructionism : what's the difference? (2001) 0.11 
    0.11132136 = product of:
  0.22264272 = sum of:
    0.22264272 = product of:
      0.44528544 = sum of:
        0.17375472 = weight(_text_:3a in 692) [ClassicSimilarity], result of:
          0.17375472 = score(doc=692,freq=2.0), product of:
            0.3709946 = queryWeight, product of:
              8.478011 = idf(docFreq=24, maxDocs=44218)
              0.043759625 = queryNorm
            0.46834838 = fieldWeight in 692, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              8.478011 = idf(docFreq=24, maxDocs=44218)
              0.0390625 = fieldNorm(doc=692)
        0.27153072 = weight(_text_:2c in 692) [ClassicSimilarity], result of:
          0.27153072 = score(doc=692,freq=2.0), product of:
            0.46377656 = queryWeight, product of:
              10.598275 = idf(docFreq=2, maxDocs=44218)
              0.043759625 = queryNorm
            0.5854775 = fieldWeight in 692, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              10.598275 = idf(docFreq=2, maxDocs=44218)
              0.0390625 = fieldNorm(doc=692)
      0.5 = coord(2/4)
  0.5 = coord(1/2)
    Content
    Vgl.: https://www.semanticscholar.org/paper/Piaget-%E2%80%99-s-Constructivism-%2C-Papert-%E2%80%99-s-%3A-What-%E2%80%99-s-Ackermann/89cbcc1e740a4591443ff4765a6ae8df0fdf5554. Darunter weitere Hinweise auf verwandte Beiträge. Auch unter: Learning Group Publication 5(2001) no.3, S.438.
  3. Larson, R.R.: Between Scylla and Charybdis : searching in the online catalog (1991) 0.10 
    0.100799635 = product of:
  0.20159927 = sum of:
    0.20159927 = product of:
      0.40319854 = sum of:
        0.40319854 = weight(_text_:r.r in 462) [ClassicSimilarity], result of:
          0.40319854 = score(doc=462,freq=2.0), product of:
            0.31592482 = queryWeight, product of:
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.043759625 = queryNorm
            1.2762483 = fieldWeight in 462, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.125 = fieldNorm(doc=462)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  4. Shaw, R.R.: Classification systems (1962/63) 0.10 
    0.100799635 = product of:
  0.20159927 = sum of:
    0.20159927 = product of:
      0.40319854 = sum of:
        0.40319854 = weight(_text_:r.r in 603) [ClassicSimilarity], result of:
          0.40319854 = score(doc=603,freq=2.0), product of:
            0.31592482 = queryWeight, product of:
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.043759625 = queryNorm
            1.2762483 = fieldWeight in 603, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.125 = fieldNorm(doc=603)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  5. Sokal, R.R.: Classification: purposes, principles, progress, prospects (1974) 0.10 
    0.100799635 = product of:
  0.20159927 = sum of:
    0.20159927 = product of:
      0.40319854 = sum of:
        0.40319854 = weight(_text_:r.r in 2602) [ClassicSimilarity], result of:
          0.40319854 = score(doc=2602,freq=2.0), product of:
            0.31592482 = queryWeight, product of:
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.043759625 = queryNorm
            1.2762483 = fieldWeight in 2602, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.125 = fieldNorm(doc=2602)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  6. Larson, R.R.: Transaction logs : gathering information about MELVYL (1984) 0.10 
    0.100799635 = product of:
  0.20159927 = sum of:
    0.20159927 = product of:
      0.40319854 = sum of:
        0.40319854 = weight(_text_:r.r in 6042) [ClassicSimilarity], result of:
          0.40319854 = score(doc=6042,freq=2.0), product of:
            0.31592482 = queryWeight, product of:
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.043759625 = queryNorm
            1.2762483 = fieldWeight in 6042, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.125 = fieldNorm(doc=6042)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  7. Larson, R.R.; Graham, V.: Monitoring and evaluating MELVYL (1983) 0.10 
    0.100799635 = product of:
  0.20159927 = sum of:
    0.20159927 = product of:
      0.40319854 = sum of:
        0.40319854 = weight(_text_:r.r in 6043) [ClassicSimilarity], result of:
          0.40319854 = score(doc=6043,freq=2.0), product of:
            0.31592482 = queryWeight, product of:
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.043759625 = queryNorm
            1.2762483 = fieldWeight in 6043, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.125 = fieldNorm(doc=6043)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  8. Yager, R.R.: ¬A hierarchical document retrieval language (2000) 0.10 
    0.100799635 = product of:
  0.20159927 = sum of:
    0.20159927 = product of:
      0.40319854 = sum of:
        0.40319854 = weight(_text_:r.r in 6159) [ClassicSimilarity], result of:
          0.40319854 = score(doc=6159,freq=2.0), product of:
            0.31592482 = queryWeight, product of:
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.043759625 = queryNorm
            1.2762483 = fieldWeight in 6159, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.125 = fieldNorm(doc=6159)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  9. Freeman, R.R.: Classification in computer-based information systems of the 1970s (1976) 0.09 
    0.08819968 = product of:
  0.17639937 = sum of:
    0.17639937 = product of:
      0.35279873 = sum of:
        0.35279873 = weight(_text_:r.r in 1278) [ClassicSimilarity], result of:
          0.35279873 = score(doc=1278,freq=2.0), product of:
            0.31592482 = queryWeight, product of:
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.043759625 = queryNorm
            1.1167173 = fieldWeight in 1278, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.109375 = fieldNorm(doc=1278)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  10. Proceedings of first seminar on UDC in a mechanized retrieval system, conducted by R.R. Freeman u. P. Atherton, Copenhagen, 2.-6.9.1968 (1969) 0.09 
    0.08819968 = product of:
  0.17639937 = sum of:
    0.17639937 = product of:
      0.35279873 = sum of:
        0.35279873 = weight(_text_:r.r in 1984) [ClassicSimilarity], result of:
          0.35279873 = score(doc=1984,freq=2.0), product of:
            0.31592482 = queryWeight, product of:
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.043759625 = queryNorm
            1.1167173 = fieldWeight in 1984, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.109375 = fieldNorm(doc=1984)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  11. Proceedings of second seminar on UDC in a mechanized retrieval system, conducted by R.R. Freeman, Frankfurt, 1.-5.6.1970. (1971) 0.09 
    0.08819968 = product of:
  0.17639937 = sum of:
    0.17639937 = product of:
      0.35279873 = sum of:
        0.35279873 = weight(_text_:r.r in 1985) [ClassicSimilarity], result of:
          0.35279873 = score(doc=1985,freq=2.0), product of:
            0.31592482 = queryWeight, product of:
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.043759625 = queryNorm
            1.1167173 = fieldWeight in 1985, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.109375 = fieldNorm(doc=1985)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  12. Larson, R.R.: Users look at online catalogs : Pt.2: interacting with online catalogs. Final report for the Council on Library Resources (1983) 0.09 
    0.08819968 = product of:
  0.17639937 = sum of:
    0.17639937 = product of:
      0.35279873 = sum of:
        0.35279873 = weight(_text_:r.r in 2424) [ClassicSimilarity], result of:
          0.35279873 = score(doc=2424,freq=2.0), product of:
            0.31592482 = queryWeight, product of:
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.043759625 = queryNorm
            1.1167173 = fieldWeight in 2424, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.109375 = fieldNorm(doc=2424)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  13. Olsen, K.A.; Korfhage, R.R.; Sochats, K.M.: Visualisation of a document collection : the Vibe system (1993) 0.09 
    0.08819968 = product of:
  0.17639937 = sum of:
    0.17639937 = product of:
      0.35279873 = sum of:
        0.35279873 = weight(_text_:r.r in 4657) [ClassicSimilarity], result of:
          0.35279873 = score(doc=4657,freq=2.0), product of:
            0.31592482 = queryWeight, product of:
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.043759625 = queryNorm
            1.1167173 = fieldWeight in 4657, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.109375 = fieldNorm(doc=4657)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  14. Larson, R.R.: Evaluating public access on-line catalogs : phase 1: development and testing of data collection and analysis tools. Final report to the Council on Library Resources (1981) 0.09 
    0.08819968 = product of:
  0.17639937 = sum of:
    0.17639937 = product of:
      0.35279873 = sum of:
        0.35279873 = weight(_text_:r.r in 7680) [ClassicSimilarity], result of:
          0.35279873 = score(doc=7680,freq=2.0), product of:
            0.31592482 = queryWeight, product of:
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.043759625 = queryNorm
            1.1167173 = fieldWeight in 7680, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.109375 = fieldNorm(doc=7680)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  15. Rasmussen, E.: In memoriam : Robert R. Korfhage (1999) 0.09 
    0.08819968 = product of:
  0.17639937 = sum of:
    0.17639937 = product of:
      0.35279873 = sum of:
        0.35279873 = weight(_text_:r.r in 3453) [ClassicSimilarity], result of:
          0.35279873 = score(doc=3453,freq=2.0), product of:
            0.31592482 = queryWeight, product of:
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.043759625 = queryNorm
            1.1167173 = fieldWeight in 3453, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.109375 = fieldNorm(doc=3453)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Biographed
    Korfhage, R.R.
  16. Yager, R.R.: Knowledge trees and protoforms in question-answering systems (2006) 0.08 
    0.077821836 = product of:
  0.15564367 = sum of:
    0.15564367 = sum of:
      0.12599954 = weight(_text_:r.r in 5281) [ClassicSimilarity], result of:
        0.12599954 = score(doc=5281,freq=2.0), product of:
          0.31592482 = queryWeight, product of:
            7.2195506 = idf(docFreq=87, maxDocs=44218)
            0.043759625 = queryNorm
          0.3988276 = fieldWeight in 5281, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            7.2195506 = idf(docFreq=87, maxDocs=44218)
            0.0390625 = fieldNorm(doc=5281)
      0.029644128 = weight(_text_:22 in 5281) [ClassicSimilarity], result of:
        0.029644128 = score(doc=5281,freq=2.0), product of:
          0.15323876 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.043759625 = queryNorm
          0.19345059 = fieldWeight in 5281, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.0390625 = fieldNorm(doc=5281)
  0.5 = coord(1/2)
    Date
    22. 7.2006 17:10:27
  17. Braam, R.R.; Moed, H.F.; Raan, F.J. van: Mapping of science by combined co-citation and word analysis : T.1: Structural aspects - T.2: Dynamical Aspects (1991) 0.08 
    0.07559972 = product of:
  0.15119945 = sum of:
    0.15119945 = product of:
      0.3023989 = sum of:
        0.3023989 = weight(_text_:r.r in 1119) [ClassicSimilarity], result of:
          0.3023989 = score(doc=1119,freq=2.0), product of:
            0.31592482 = queryWeight, product of:
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.043759625 = queryNorm
            0.9571862 = fieldWeight in 1119, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.09375 = fieldNorm(doc=1119)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  18. Larson, R.R.: Users look at online catalogs : results of a national survey of users and non-users of online public access catalogs (1982) 0.08 
    0.07559972 = product of:
  0.15119945 = sum of:
    0.15119945 = product of:
      0.3023989 = sum of:
        0.3023989 = weight(_text_:r.r in 2972) [ClassicSimilarity], result of:
          0.3023989 = score(doc=2972,freq=2.0), product of:
            0.31592482 = queryWeight, product of:
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.043759625 = queryNorm
            0.9571862 = fieldWeight in 2972, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.09375 = fieldNorm(doc=2972)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  19. Freeman, R.R.: Research project for the evaluation of the UDC as the indexing language for a mechanized reference retrieval system : progress report for the period July 1, 1965 - Jan. 31, 1966 (1966) 0.08 
    0.07559972 = product of:
  0.15119945 = sum of:
    0.15119945 = product of:
      0.3023989 = sum of:
        0.3023989 = weight(_text_:r.r in 3491) [ClassicSimilarity], result of:
          0.3023989 = score(doc=3491,freq=2.0), product of:
            0.31592482 = queryWeight, product of:
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.043759625 = queryNorm
            0.9571862 = fieldWeight in 3491, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.09375 = fieldNorm(doc=3491)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  20. Borgman, C.L.: a personal remembrance from the 1970s : Robert R. Korfhage (1999) 0.08 
    0.07559972 = product of:
  0.15119945 = sum of:
    0.15119945 = product of:
      0.3023989 = sum of:
        0.3023989 = weight(_text_:r.r in 3178) [ClassicSimilarity], result of:
          0.3023989 = score(doc=3178,freq=2.0), product of:
            0.31592482 = queryWeight, product of:
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.043759625 = queryNorm
            0.9571862 = fieldWeight in 3178, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              7.2195506 = idf(docFreq=87, maxDocs=44218)
              0.09375 = fieldNorm(doc=3178)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Biographed
    Korfhage, R.R.

Authors

Years

Languages

Types

  • a 1989
  • m 155
  • s 103
  • el 70
  • b 31
  • r 13
  • x 8
  • i 3
  • n 3
  • p 2
  • ? 1
  • h 1
  • More… Less…

Themes

Subjects

Classifications